TrinkaFive is a simple yet sophisticated bookkeeping and project managment software for all sizes of businesses. Included (but not part of its main intent) is a tarot magick utility for casting prosperity charms and sigils. Currently being programmed.
Terminal Software of Storage, directed to the development of a control system warehouses, the license of this software is Open Source Initiative (CDDL), software is developed under standards opened.
math lib for .NET. n-dim arrays, complex numbers, linear algebra, FFT, sorting, cells- and logical arrays as well as 3D plotting classes help developing algorithms on every platform supporting .NET. Sources from SVN, binaries: http://ilnumerics.net